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Finding the Fourth Proportional to 171,634.32, 257,410.46 and 59,318.50

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Solution

The fourth proportional to 171,634.32, 257,410.46 and 59,318.50 is: 88,963.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,634.32 : 257,410.46 = 59,318.50 : x
  2. Step 2: Convert to fraction form
    171,634.32/257,410.46 = 59,318.50/x
  3. Step 3: Cross multiply
    171,634.32x = 257,410.46 × 59,318.50
  4. Step 4: Simplify right side
    171,634.32x = 15,269,202,371.51
  5. Step 5: Solve for x
    x = 15,269,202,371.51/171,634.32
  6. Step 6: Final answer
    x = 88,963.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.